Standards for Interstate Highways in the United States are defined by the American Association of State Highway and Transportation Officials (AASHTO)...

National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, or the Eisenhower Interstate System, is a network...

Auxiliary Interstate Highways (also called three-digit Interstate Highways) are a subset of highways within the United States' Interstate Highway System...

are 70 primary Interstate Highways in the Interstate Highway System, a network of freeways in the United States. These primary highways are assigned one-...

in the Interstate Highway system, where the roadway carrying an Interstate shield does not conform to the standards set by the Federal Highway Administration...

lengths of the Interstates in Alaska are not constructed to Interstate Highway standards but are small, rural, two-lane undivided highways. Title 23 provides...

interstates when built to Interstate standards and connected to other interstates. Interstate 3 is the proposed designation of an Interstate Highway Corridor...

of the Interstate Highway System. AASHTO does, however, apply similar standards as to new U.S. Highways, requiring a new business Interstate to meet...

Formerly known as U.S. Highway 63 (US 63), the highway was converted in the early 21st century to Interstate Highway standards. I-555 begins at an interchange...

Interstate 30 (I-30) is a major Interstate Highway in the southern states of Texas and Arkansas in the United States. I-30 travels 366.76 miles from I-20...

It is unusual for being one of the few Interstate Highways that does not conform to Interstate Highway standards. There is also no control of access anywhere...

things. Interstate highways are all constructed to precise standards, designed to maximize high-speed travel safety and efficiency. Interstate Highways also...

signs indicating FUTURE I-26, because the highway does not yet meet all of the Interstate Highway standards. Northward from Kingsport, US 23 continues...

Interstate 74 (I-74) is an Interstate Highway in the Midwestern and Southeastern United States. Its western end is at an interchange with I-80 in Davenport...

Interstate 97 (I-97) is a north-south Interstate Highway in the eastern United States. It runs entirely within Anne Arundel County, Maryland, for 17.62...

Interstate 87 (I-87) is a partially completed Interstate Highway in the US state of North Carolina, the shortest designated primary Interstate Highway...

Interstate 11 (I-11) is an Interstate Highway that currently runs for 53.9 miles (86.7 km) on a predominantly northwest–southeast alignment in the U.S...

Interstate Highway standards, and the remaining portion from US 281 to I-35 on the city's north side had been completely built to Interstate Highway standards...

Interstate 73 (I-73) is a north–south Interstate Highway, currently located entirely within the US state of North Carolina. It travels 93.5 miles (150...

to freeway standards with complete access control, although some older portions are not yet in compliance with Interstate Highway standards. The freeway...

Interstate 265 (I-265) is a 31.21-mile (50.23 km) Interstate Highway partially encircling the Louisville metropolitan area. Starting from I-65 in the southern...

Interstate 14 (I-14), also known as the 14th Amendment Highway, the Gulf Coast Strategic Highway, and the Central Texas Corridor, is an Interstate Highway...

Interstate 80 (I-80) is a transcontinental Interstate Highway in the United States, stretching from San Francisco, California, to Teaneck, New Jersey...

length, the Interstate runs concurrently with U.S. Highway 131 (US 131), which continues as a freeway built to Interstate Highway standards north and south...

Interstate 69 (I-69) is an Interstate Highway in the United States currently consisting of 10 unconnected segments with an original continuous segment...

(NY 79) in Windsor. When projects to upgrade the existing NY 17 to Interstate Highway standards are completed, I-86 will extend from I-90 near Erie to the New...

Hamilton in Alabama. I-22 was upgraded to Interstate Highway standards to close a gap in the Interstate Highway System, allowing for more direct connections...

Highway (numbered Interstate A-4 and signed Alaska Route 3), usually called simply the Parks Highway, runs 323 miles (520 km) from the Glenn Highway 35...

Interstate 94 (I-94) is an east–west Interstate Highway connecting the Great Lakes and northern Great Plains regions of the United States. Its western...

Interstate 65 (I-65) is a major north–south Interstate Highway in the central United States. As with most primary Interstates ending in 5, it is a major...